package com.example.myapplication;

import android.app.Activity;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.KeyEvent;
import android.view.View;
import android.widget.Toast;

import java.util.LinkedList;
import java.util.List;

public class Main3Activity extends AppCompatActivity {

    private long exitTime;
    static List<Activity> activities=new LinkedList<>();

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main3);
    }




    public void over(View view) {
       finish();

    }
}
